drm/exynos: update crtc to plane safely
authorInki Dae <inki.dae@samsung.com>
Fri, 17 Aug 2012 08:58:38 +0000 (17:58 +0900)
committerInki Dae <inki.dae@samsung.com>
Thu, 4 Oct 2012 01:06:00 +0000 (10:06 +0900)
if old_crtc isn't same as encoder->crtc then it means that
user changed crtc id to another one so a plane to old_crtc
should be disabled so that current plane can be updated safely
and plane->crtc should be set to new crtc(encoder->crtc)

Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>

No differences found